GPT-5.3 Codex (Xhigh) vs Kimi K2

GPT-5.3 Codex (Xhigh) vs Kimi K2. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

OpenAIGPT-5.3 Codex (Xhigh)Not ranked · benchmark data missing
Intelligence
32.50
Total cost
-
KimiKimi K2Not ranked · benchmark data missing
Intelligence
12.70
Total cost
-
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricGPT-5.3 Codex (Xhigh)Kimi K2Difference
Intelligence (higher is better)32.512.7−60.9% Kimi K2 is 60.9% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)60.49s12.31s−79.6% Kimi K2 is 79.6% faster
Price per 1M tokens (in / out)$1.75 / $14.0$0.57 / $2.30
Input modalitiesText, ImageText
Open this matchup in the interactive pickerGPT-5.3 Codex (Xhigh): what beats itKimi K2: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-3-codex/kimi-k2 · Markdown: /api/v1/compare/gpt-5-3-codex/kimi-k2?format=md · llms.txt · agent skill